- pathologically insatiable hunger, esp when caused by a brain lesion
- Also called: bulimia nervosa a disorder characterized by compulsive overeating followed by vomiting: sometimes associated with anxiety about gaining weight
WordReference Random House Learner's Dictionary of American English © 2015
Psychiatrya disturbance in eating habits marked by repeated instances of overeating followed by intentional vomiting or fasting.
PathologyAlso called hyperphagia. [Pathol.]abnormally voracious appetite or unnaturally constant hunger.
[Psychiatry.]a habitual disturbance in eating behavior mostly affecting young women of normal weight, characterized by frequent episodes of grossly excessive food intake followed by self-induced vomiting to avert weight gain. Cf. anorexia nervosa.
- Greek boulīmía extreme hunger, equivalent. to bou- intensive prefix (derivative of bou-, stem of boûs ox) + līm(ós) hunger + -ia -ia
- Middle English 1350–1400